Inventor
NAGATA KAZUTOSHI
JP10 patents
⚠️ This page may combine multiple inventors who share the name “NAGATA KAZUTOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHINETSU CHEMICAL CO
8 patentsUS10756254B2Aug 25, 2020
Composite substrate and method of manufacturing composite substrate
SHINETSU CHEMICAL CO2 citations72
US9741603B2Aug 22, 2017
Method for producing hybrid substrate, and hybrid substrate
SHINETSU CHEMICAL CO2 citations72
US9646873B2May 9, 2017
Method for producing SOS substrates, and SOS substrate
SHINETSU CHEMICAL CO2 citations72
US11932936B2Mar 19, 2024
Method for producing a group III compound crystal by hydride vapor phase epitaxy on a seed substrate formed on a group III nitride base substrate
SHINETSU CHEMICAL CO0 citations50
US11479876B2Oct 25, 2022
Method for producing GaN laminate substrate having front surface which is Ga polarity surface
SHINETSU CHEMICAL CO0 citations50
US11001036B2May 11, 2021
Sapphire composite base material and method for producing the same
SHINETSU CHEMICAL CO0 citations50
US10103021B2Oct 16, 2018
Thermally oxidized heterogeneous composite substrate and method for manufacturing same
SHINETSU CHEMICAL CO0 citations50
US12512804B2Dec 30, 2025
Method for manufacturing composite substrate provided with piezoelectric single crystal film
SHINETSU CHEMICAL CO0 citations49